Manhole Cover

We can also supply various kinds of composite material with regenerated resin and specifications instead of ductile iron and grey iron castings, such as gullet grate, leak and drainer. The product is cast by mould, with composite material of regenerated resin. Compared with the similar products with cement or steel, it has better capability of anti impact and anti causticity, and more light in weight for easy handle, and can be in different colors. The material is no use for 2nd time, and no one will steal it. It is widely used in the checking well of cables, waist water, gases pipes underground. Features: 1) Against theft: the material is no use for 2nd time, thus no one will steal it. 2) Endurable, anti rust, anti aging, with more lifespan. 3) With more loading capacity, it has strength as steel products, but more tenacity, it will not brake into pieces. 4) Suitable for any temperature (put it into oven at 60 centigrade for 16 hours, and then put it into cold storage at -40 centigrade for 2 hours, the features of it will not change). 5) Less noise when cars or trucks go by.